Timing Drive Components - Romeo Engine (4.6L): Removal

WARNING: This page is about a different car, the 2008 Ford RV Cutaway, 2008 Ford Econoline, 2008 Ford E450 Super Duty, and 2008 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION: Since the engine is not free-wheeling, the timing procedures must be followed exactly or piston and valve damage can occur.

Remove the engine front cover. For additional information, refer to Engine Front Cover .
Remove the crankshaft sensor ring from the crankshaft.

Fig 1: View Of Crankshaft Sensor Ring At Crankshaft

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Rotate the crankshaft until the timing mark on the RH camshaft sprocket is approximately at the 11 o'clock position and the timing mark on the LH camshaft sprocket is approximately at the 1 o'clock position.

Fig 2: Identifying Timing Mark On Camshaft Sprocket

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Install the special tools on the camshaft.

Fig 3: Installing/Removing Special Tools On Camshaft

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CAUTION: If one or both of the tensioner mounting bolts are loosened or removed, the tensioner-sealing bead must be inspected for seal integrity. If cracks, tears or separation from the tensioner body or permanent compression of the seal bead is observed, install a new tensioner. Failure to follow these instructions may result in engine damage.

Remove the timing chain tensioning system from both timing chains.
1. Remove the bolts.
2. Remove the timing chain tensioners.
3. Remove the timing chain tensioner arms.

Fig 4: Identifying Timing Chain Tensioning System

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Remove the timing chains and crankshaft sprocket.

Fig 5: View Of Left And Right Timing Chains, Sprockets And Crankshaft Gear

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Remove the timing chain guides.
1. Remove the bolts.
2. Remove the LH timing chain guide.
3. Remove the bolts.
4. Remove the RH timing chain guide.

Fig 6: Identifying Timing Chain Guides

Courtesy of FORD MOTOR CO.